This is a market research sources-sought notice to identify manufacturers capable of producing NSN 2910-01-469-0073, SWITCH, LIQUID LEVEL, for a possible long-term contract solicitation. It is not a Request for Proposal. Currently approved sources include Brunton International, Standard Products Co, Shyft Group, and Anderson-Bolds, with associated part numbers. Interested parties should complete the attached Market Research Questionnaire. Information should be directed to Contract Specialist Kelly Nicklaus at kelly.nicklaus@dla.mil.